1. First, open the PUBG game and log in the account. In the main menu, find and click Settings Options.

2. Secondly, in the settings menu, find the account option and click Enter.

3. Then, in the account options, you will see an option called "bind global account" or "bind global account", and click to enter this option.

4. Then you need to select the platform type to bind, select the platform to bind, and complete the binding process according to the corresponding instructions.

5. Finally, after completing the binding process, the account will be successfully associated with the global account.